@article{10_37236_881,
     author = {Vladimir Nikiforov},
     title = {Graphs with many copies of a given subgraph},
     journal = {The electronic journal of combinatorics},
     year = {2008},
     volume = {15},
     doi = {10.37236/881},
     zbl = {1158.05323},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/881/}
}